[Nsi-wg] orientation
Henrik Thostrup Jensen
htj at nordu.net
Fri Jan 25 04:07:50 EST 2013
Hi Guy
On Wed, 23 Jan 2013, Guy Roberts wrote:
> Looking up my documentation on orientation I see that I came up with this definition:
>
> Orientation
>
> · Orientation attribute is used to assign a direction to a bidirectional STP to remove
> ambiguity when performing path computation. Orientation type is ingress or egress.
> Ingress/Egress is relative to the Network.
OK. (After a bit of thinking I convinced myself that it is indeed not
needed for unidirectional).
> See the attached document for discussion, but I think that we can drop
> the orientation attribute as there are other ways of solving the
> problem.
I agree. We can either specify it explicitely, or make a default.
IMHO the only option that makes sense as a default is to connect the port
inwards (in the other case, one just uses the demarcation point).
Best regards, Henrik
Henrik Thostrup Jensen <htj at nordu.net>
Software Developer, NORDUnet
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